Added 'using' fields

IDEHelper/Tests/src/UsingField.bf

@@ -0,0 +1,87 @@
+using System;
+
+namespace Tests
+{
+	class UsingField
+	{
+		class ClassA
+		{
+			public int mA0 = 1;
+			public static int sA0 = 2;
+		}
+
+		class ClassB
+		{
+			public int mB0 = 3;
+			public static int sB0 = 4;
+		}
+
+		class ClassC
+		{
+			public int mC0 = 12;
+			public int mC1 = 23;
+
+			public int PropC0 => 123;
+			public int MethodC0() => 234;
+
+			using public static ClassA sA = new .() ~ delete _;
+			ClassB sB = new .() ~ delete _;
+
+			using public ClassB B => sB;
+		}
+
+		class ClassD
+		{
+			public using protected append ClassC mC;
+			private using append ClassC mC2;
+
+			public int mD0 = 34;
+
+			public this()
+			{
+				mC.mC0 += 10000;
+				mC2.mC0 += 20000;
+
+			}
+		}
+
+		[Union]
+		struct Vector2
+		{
+			public struct Coords
+			{
+				public float mX;
+				public float mY;
+			}
+
+			public float[2] mValues;
+			public using Coords mCoords;
+
+			public this(float x, float y)
+			{
+				mX = x;
+				mY = y;
+			}
+		}
+
+		[Test]
+		public static void Test()
+		{
+			ClassD cd = scope .();
+			cd.mC0 = 123;
+			Test.Assert(cd.PropC0 == 123);
+			Test.Assert(cd.MethodC0() == 234);
+			Test.Assert(cd.mD0 == 34);
+
+			Test.Assert(ClassD.sA0 == 2);
+			Test.Assert(ClassD.sB0 == 4);
+
+			Vector2 vec = .(1.2f, 2.3f);
+			Test.Assert(sizeof(Vector2) == 8);
+			Test.Assert(vec.mX == 1.2f);
+			Test.Assert(vec.mY == 2.3f);
+			Test.Assert(vec.mValues[0] == 1.2f);
+			Test.Assert(vec.mValues[1] == 2.3f);
+		}
+	}
+}